variety of reasons. they all have a turning point, when they decide to leave. and it changes them. this would be something that any of you would logically imagine. for female gang members, and we did not see many of them on that video, but they are out there. they are not mothers, they are active gang members. female gang members, the turning point came at the birth of a child. for male gang members, the picture is more complex. it may be, surprisingly, it may be because they got their second strike, and they're frightened of getting the third. it may be because of the birth of a child, usually a sign.